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HomeProductsIntegrated Circuits (ICs)PMIC - Thermal ManagementLM81CIMTX-3
Texas Instruments
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LM81CIMTX-3 - Texas Instruments

Manufacturer Part Number
LM81CIMTX-3
Manufacturer
Texas Instruments
Allelco Part Number
32D-LM81CIMTX-3
ECAD Model
Parts Description
IC MPU SYSTEM HDWR MON 24-TSSOP
Package
24-TSSOP (0.173', 4.40mm Width)
Data sheet
LM81.pdf
Our certification
In stock: 17480

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Specifications

LM81CIMTX-3 Tech Specifications
Texas Instruments - LM81CIMTX-3 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LM81CIMTX-3

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 2.8V ~ 3.8V  
Topology ADC (Sigma Delta), Comparator, Fan Speed Control, Register Bank  
Supplier Device Package 24-TSSOP  
Series -  
Sensor Type Internal and External  
Sensing Temperature -40°C ~ 125°C  
Package / Case 24-TSSOP (0.173', 4.40mm Width)  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Output Type 2-Wire SMBus  
Output Fan Yes  
Output Alarm Yes  
Operating Temperature -40°C ~ 125°C  
Mounting Type Surface Mount  
Function Hardware Monitor  
Base Product Number LM81  
Accuracy ±3°C(Max)  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

LM81CIMTX-3

Manufacturer

Texas Instruments

Introduction

The LM81CIMTX-3 is a hardware monitor designed for thermal management in power management integrated circuits (PMIC).

Product Features and Performance

Capable of monitoring both internal and external temperatures

Supports temperature sensing from -40°C to 125°C

Accuracy of ±3°C (Max)

Incorporates ADC (Sigma Delta), Comparator, Fan Speed Control, and Register Bank

2-Wire SMBus output for communication

Integrated output alarm feature

Enables fan control output

Product Advantages

High accuracy temperature monitoring

Flexible voltage supply range from 2.8V to 3.8V

Supports wide operating temperature range

Key Technical Parameters

Sensing Temperature: -40°C ~ 125°C

Accuracy: ±3°C(Max)

Voltage Supply: 2.8V ~ 3.8V

Output: 2-Wire SMBus

Quality and Safety Features

Reliable performance in extreme temperatures

Compatibility

Compatible with systems requiring SMBus communication standard

Application Areas

Ideal for use in power management systems that demand temperature monitoring and fan speed adjustments

Product Lifecycle

This product is categorized as Obsolete

Users are advised to look for replacement or upgrade options

Several Key Reasons to Choose This Product

High accuracy in temperature readings ensures reliable monitoring

Supports both internal and external temperature monitoring

Enables practical fan speed controls for thermal management

Obsolete status might lead to cost-effective purchase options for legacy systems

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LM81CIMTX-3

Product Attribute LM81CIMTX-3 LM81CIMT-3 LM81BIMTX-3 LM81BIMT-3
Part Number LM81CIMTX-3 LM81CIMT-3 LM81BIMTX-3 LM81BIMT-3
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Output Fan Yes Yes Yes Yes
Voltage - Supply 2.8V ~ 3.8V 2.8V ~ 3.8V 2.8V ~ 3.8V 2.8V ~ 3.8V
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Type 2-Wire SMBus 2-Wire SMBus 2-Wire SMBus 2-Wire SMBus
Accuracy ±3°C(Max) ±3°C(Max) ±3°C(Max) ±3°C(Max)
Output Alarm Yes Yes Yes Yes
Package Tape & Reel (TR) Tube Tape & Reel (TR) Tube
Supplier Device Package 24-TSSOP 24-TSSOP 24-TSSOP 24-TSSOP
Base Product Number LM81 LM81 LM81 LM81
Package / Case 24-TSSOP (0.173', 4.40mm Width) 24-TSSOP (0.173", 4.40mm Width) 24-TSSOP (0.173', 4.40mm Width) 24-TSSOP (0.173", 4.40mm Width)
Sensing Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Sensor Type Internal and External Internal and External Internal and External Internal and External
Function Hardware Monitor Hardware Monitor Hardware Monitor Hardware Monitor
Topology ADC (Sigma Delta), Comparator, Fan Speed Control, Register Bank ADC (Sigma Delta), Comparator, Fan Speed Control, Register Bank ADC (Sigma Delta), Comparator, Fan Speed Control, Register Bank ADC (Sigma Delta), Comparator, Fan Speed Control, Register Bank
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C -40°C ~ 125°C
Series - - - -

LM81CIMTX-3 Datasheet PDF

Download LM81CIMTX-3 pdf datasheets and Texas Instruments documentation for LM81CIMTX-3 - Texas Instruments.

HTML Datasheet
LM81.pdf
PCN Design/Specification
TSSOP Pkg Cu Wire 23/Jul/2013.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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Texas Instruments

LM81CIMTX-3

Texas Instruments
32D-LM81CIMTX-3

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